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Doug's Headers D354

Metallic Ceramic Coated Headers 1955-1957 Big Block Chevy 396-502 2" Tube Diameter

Doug's Headers D354

776-D354

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Doug's Headers D354 Metallic Ceramic Coated Headers 1955-1957 Big Block Chevy 396-502 2" Tube Diameter $763.99
Metallic Ceramic Coated Headers
  • 1955-1957 Big Block Chevy 396-502
  • 2'' Tube Diameter
  • 3'' Collector
  • SAP Port Shape

  • Doug's Headers D354 Details

    Big Block Chevy - 2'' Tube Diameter

    Fits:

    • 1955-1957 Passenger Car, Wagon

    Notes:

    • Will not fit if engine is located more than 3/4'' forward for HEI firewall clearance. Fits with TCI engine mount kit 890-725-7005-80 and with the equivalent Danchuk mounts.
    • Original bellhousing frame mounts must be removed.
    • Will fit with 605 power steering box.
    • Does not fit 4 speed applications with bell housing mounts.
    • Header is designed to fit cars using original V8 pitman arm part number 3719487 not 6 cylinder pitman are part number 3709877. Aftermarket pitman arms must be same configuration as OE for proper header fit.

    Emission Code:

    • The product accompanying this document is legal only for off-highway use (except in California or states that have adopted California emission standards), racing use or for use on pre-emission-controlled motor vehicles/motor vehicle engines (pre-1974 domestic vehicles certified to California standards, pre-1974 domestic vehicles certified to federal standards and all pre-1974 foreign vehicles), per the manufacturer's application guide.
    AutomaticManual
    A/CP/BP/SColumnFloorColumnFloor
    Y Y Y Y Y N N

    Specifications:

    Manufacturer's Part Number:
    D354

    Every Doug's Header is Tuned with the Proper Tube Size & Length to Efficiently Remove Exhaust Gasses from Each Cylinder

    Headers feature 3/8'' flanges and 16-gauge tubing on passenger car applications. They include all necessary mounting hardware, collector reducers or connection pipes, premium gaskets and detailed instructions. Headers are available in either a Metallic Ceramic Thermal Barrier Coating or a uncoated raw finish. The Metallic Ceramic Thermal Barrier Coating will withstand up to 1400 degree temperatures! This coating is polished which increases corrosion resistance over 60%!

    Features:
  • Thick Flanges Prevent Warping
  • Stitch Welded Ports for Added Strength
  • Machined Sealing Bead Eliminates Leaks
  • Heavy Gauge Tubing for Longer Life
  • Precision-Formed Collectors Reduce Back Pressure
  • CNC Mandrel-Bent Tubing Provides Accurate Fit & Better Flow

    See More Info for Applications Listing

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